Love sheep? Love puns? Love USPS? Send a smile (or a groan!) through the mail: 5-packs and 10-packs are discounted! Look up by where the price is for this listing and select "bulk option". :) They measure 4 x 6". These are professionally printed, high quality postcards Perfect for sending to friends, postcrossing, or even framing. Shipping is FREE to the USA!